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Message-Id: <200911230121.40885@blacky.localdomain>
Date: Mon, 23 Nov 2009 01:21:40 +0300
From: "Nikita V. Youshchenko" <yoush@...msu.su>
To: Michael Tokarev <mjt@....msk.ru>
Cc: Linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: Why processes on linux loses signals?
> In short, processes on linux loses signals. It happens
> rarely, but it happens, and the frequency of this happening
> is enough to be annoying.
>
> ...
>
> The problem becomes much much worse when a system has multiple
> cores... But with even second core the issue emerges almost
> immediately ...
Looks like a classical race description.
Double-check your user-space code for signal-related races.
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